| abstract |
A PROCEDURE FOR THE PREPARATION OF A MIXTURE OF DALKYL SULFOSUCCINATES. IT CONSISTS OF CARRYING OUT THE FOLLOWING OPERATIONS: 1) ESTERIFYING A SELECTED STARTING MATERIAL BETWEEN MALEIC ANHYDRIDE, MALEIC ACID, FURAMIC ACID, SULFOSUCCINIC ACID AND DERIVATIVES THEREOF WITH A MIXTURE OF ROH AND R OH ALCOHOLS OR DERIVATIVES THEREOF, THEN AND EXCEPT WHEN THE STARTING MATERIAL IS SULFOSUCCINIC ACID OR A DERIVATIVE THEREOF. 2) SUBMIT THE RESULTING MIXTURE OF ESTERS TO THE ADDITION OF BISULFITE. THE SULFOSUCCINATES OBTAINED HAVE THE FORMULAS (I), (II) AND (III). DETERGENT ACTIVITY. |